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Pat. 10566894 United States, Int. Cl.22 H02M 1/10, H02M 5/458, H02M 7/06, H02M 7/28. Three-phase/single-phase alternating-current power supply compatible electrically driven hoisting machine : Appl. N 16/347675 : Filed 08.12.2017 : Pub. 18.02.2020 : / Tadashi Yamano ; Assignee Kito Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10566894/en?oq=US10566894.html (дата обращения: ДД.ММ.ГГГГ).